The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 10, 1998
Filed:
Jul. 11, 1996
Applicant:
Inventors:
Jinsho Matsuyama, Kyoto, JP;
Ryo Hayashi, Tsukuba, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
136249 ; 136255 ; 136258 ; 257 55 ; 257458 ; 438 96 ; 438 97 ;
Abstract
A photovoltaic device having a pin type semiconductor junction in which a p-type semiconductor layer and an n-type semiconductor layer are laminated with an interposed i-type semiconductor layer, comprises at least one doped layer of a non-monocrystal semiconductor disposed under and/or over the i-type semiconductor layer, wherein the at least one doped layer has a surface exposed to a plasma containing a band gap increasing element.